Maybe its Rom related blackedition hd v 0.1

When I change the governor, doesn't matter which one, after screen off and screen on the governor changed back to interactive.

Setting with no frills CPU app, applied at boot, the same.

Sent from my X10i using Tapatalk
se w810i was my first hacked phone

Samsung Galaxy S III GT-I9300
rom: Galaxy S5 Mini 2.0 /ArchiDroid 2E
kernel:Devil2-3.4_0.1.4 Dualboot
Motorola Defey
rom: stock

my wife devices
iPhone 5s- untouched
Samsung Galaxy Tab 10.1N - ICS_4.0.4_stock_rooted